故障機率 的英文怎麼說

中文拼音 [zhàng]
故障機率 英文
outage probability
  • : Ⅰ名詞1 (事故) event; incident; happening; accident 2 (原因) cause; reason 3 (朋友; 友情) fr...
  • : Ⅰ動詞(阻隔; 遮擋) block; hinder; obstruct Ⅱ名詞(遮擋物) barrier; block; obstacle
  • : machineengine
  • : 率名詞(比值) rate; ratio; proportion
  • 故障 : hitch; breakdown; stoppage; fault; faulting; accident; blunder; bug; conk; failure; impairment; i...
  • 機率 : prize
  1. Compared with electrical or mechanic system, hydraulic system have the disadvantages of high fault frequency and difficulties to diagnosis, which have greatly effected battle effectiveness in warfare

    與電控及械繫統相比,液壓系統高、檢測定位困難,已成為影響武器裝備戰鬥力發揮的重要因素之一。
  2. " yubeng " brand butter pump adopt national inventing patent technology " multi - grade high - pressure coaxial connecting structure " patent no. 20042005191. x. blooey rate reduces and improves using time

    「玉泵」牌黃油泵採用了國家發明專利「多級高壓泵同軸聯接構」技術,專利號200420005191 . x 。運行大大減少,提高了使用壽命。
  3. Along with the a enhancing proportion of hydroelectricity in the whole electricity system in our country, the increase of the single unit capacity, the faults ratio of the large - scale hydropower units is more and more important to the whole system safe operation, if we do n ' t manage it well, it will cause the collapse of the whole system and bring a great loss of country ' s economy, hi addition, accompany with " to dispart plant and grid, connect to the grid according to the price " put into practice, how to control the production cost of the power plant has to be put into consideration

    隨著我國水電在系統中所佔比重的增加及單容量的增大,大型水電站和組的對系統的安全運行也越來越重要,如果處理不好,甚至會引起整個系統的崩潰,給國家帶來巨大的損失。另外,隨著我國「廠網分開,競價上網」的逐步實施,如何控制發電廠的生產成本,也將提上各個電廠的議事日程。
  4. This paper presents a method that chopping wave is done by switch devices which consist of three - level resistance regulating module and intelligence power module ipm, and which realizes constant - current discharge of storage battery. to achieve the intelligence control of the drive protection and the discharge process of ipm, the paper designs circuit formed by igbt threshold drive pulse pwm signals. ipm fault - blocking protection circuit and microcomputer 80c196. the devices can accurately control the 0 ~ 150a discharge current and the discharge time of the storage battery and calculate the releasing power

    實現蓄電池恆流放電過程智能控制是蓄電池放電裝置發展的必然趨,本文提出了一種通過三極電阻調節模塊和由智能功模塊ipm為開關器件進行斬波從而實現蓄電池恆流放電的方法。為達到對ipm的驅動保護和放電過程的智能控制,文中設計了igbt門極驅動脈沖pwm信號形成電路和ipm封鎖保護電路及由單片80c196為核心的微控制器。本裝置能夠對蓄電池進行0 150a放電電流及放電時間的精確控制及釋放容量的計算。
  5. 1, cut over a head : bring up to combine the applied technique most and early for the toshiba, and is also current usage to is the most extensive. he adopts a laser head, and prepare the different slice of 2 focal distances the sony for cut over, passing the conversion differently focusing the coming respectively reading dvd with cd, its shape looking with double head to resemble respectively, because can see two sets focuse the, laser head to interiorly can t see. he reads the signal quantity is higher, but because of want the conversioning to focuse the, therefore the cost belong to the inside and so forth of level, and recognize the dish speed slow, same the implicit mechanical trouble rate is high

    1切換雙鏡頭:為toshiba最早提出並應用的技術,也是目前使用最廣泛的。他採用一個激光頭,分別準備2個焦距不同的鏡片切換,通過轉換不同的聚焦鏡來分別讀取dvd和cd ,它的外形看起來與雙頭的sony相似,因為只能看到二組聚焦鏡,激光頭在內部看不見。他讀取信號質量較高,但由於要轉換聚焦鏡,所以成本屬于中等水平,認盤速度較慢,同樣隱含的比較高。
  6. Procreant knowledge expression and forward inference engine are adopted in the method of fault diagnosis based on expert system theory. in the fault diagnosis applying neural network theory, six kinds of improved arithmetic of back - propagation arithmetic, including gradient descent with momentum, variable learning rate back - propagation, resilient back - propagation, quasi - newton, levenberg - marquardt and conjugate gradient, are applied to diagnose the faults of electric load manage center and solid state power controller. different diagnostic results gotten by simulation are compared at last

    在基於專家系統的診斷方法中,採用了產生式知識表達和正向推理制;在基於神經網路的診斷方法中,則分別採用了bp神經網路的附加動量法、自適應學習速、彈性bp演算法、擬牛頓法、共軛梯度法和levenberg - marquardt法對電氣負載管理中心和固態功控制器的進行診斷,並對由模擬得到的不同診斷結果進行比較。
  7. Optical power meter real - time monitor optical power of each optical cable, and control computer gather the value of optical power attenuation circularly, if some values excess the limit, the computer control optical switch to connect another spare optical fiber with otdr card, control the otdr card to test the optical fiber, and then find the malfunction point accurately. the system require software system to run with hardware devices tother. this paper analyze requirement and technical feasibility in software system, ooa and uml are used to analyze software and abstract the class diagram

    通過光功計對每條光纜中的備用光纖進行實時的監控,測試光功的衰減值,主控計算不斷循環的對每個光功模塊進行數據採集,並記錄每路光信號的光功衰減值,然後進行分析處理,如發現達到設定的光功衰減門限值就報警,並控制光開關的切換,將光纜中的另一備用光纖與otdr卡連接,通過otdr卡對該光纖進行測試,從而確定點。
  8. 4, single focuse the single head : is single for single laser head that panasonic lead off to adopt to focuse the double the laser beam for focusing ordering the project, he adopting the special whole synthesizing lens, passing lens in the center part ofly the focusing of formation cd the point, and pass the anastigmatic laser beam of part edge the formation the focusing of dvd the point, this kind of construction because of have no the machining to spread to move, and also can t produce the mechanical trouble, therefore increased to recognize the dish the speed, and however and also lowered the cost. but adoption this project of generation is with part of the next generation dvd nonsupports cdr

    4單聚焦單鏡頭:為panasonic先採用的單激光頭單聚焦鏡雙聚焦點方案,他採用特別的全息綜合透鏡,通過透鏡中間部分的激光束形成cd的聚焦點,通過透鏡邊緣部分的激光束形成dvd的聚焦點,這種結構由於沒有械傳動,也不會產生,所以提高了認盤速度,不過同時也降低了成本。但採用此方案的第一代和部分第二代dvd不支持cdr 。
  9. This method of diesel engine fault diagnosis is feasible theoretically. while the fault diagnosis system using this method is rare, just because the crankshaft instantaneous angular acceleration measurement is demanding, such as, good frequency response, high precision

    這種柴油診斷的方法在理論上是可行的,但目前這種成型的系統不多,究其原因是測量曲軸的瞬時角加速度需要系統具有良好的頻響應特性與高精度。
  10. By introducing the latest german technology, with the ouststanding design & manufacturing capability of asg, a kind of full automatic stretch bootle blowing machine has been devel - oped there are two model of option, model sy - 20, which can form 2, 000 bottles per hour and model sy - 40, which can form 4, 000 bottles per hour. the devices adopt the inductive control with high performance and special designed bi - arm interlocked mold operation, which feature lower failure rate, higher efficiency, easier service and compact structure

    引進德國最新技術,憑借星a卓越設計能力和製造能力,製造出了具有國際先進水平的全自動拉伸吹瓶。現有cp - 20型每小時吹瓶2000個和cp - 40型每小時吹瓶4000個2種型號可供選擇。高性能的感應控制,特殊設計的雙臂結構鎖模動作,低,效更高,維修更方便,節約佔地空間。
  11. In the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load

    針對lcj1250氣平衡式鏈條抽油存在氣平衡高和現場維修困難等問題,提出將氣平衡改造成工作可靠的重力平衡的方案,並確定了改造的三個原則:一是保證整的可靠性,使抽油運轉平穩,振動噪音小,壽命長;二是力求降低生產成本,減少零部件製造,盡可能選用原來的通用件,捨去平衡缸和空氣包等氣平衡附件,在原往返架主體上懸掛一個配重箱;三是力求不改變沖程、沖次及最大懸點載荷等主要技術參數。
  12. Abstract : in the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load

    文摘:針對lcj1250氣平衡式鏈條抽油存在氣平衡高和現場維修困難等問題,提出將氣平衡改造成工作可靠的重力平衡的方案,並確定了改造的三個原則:一是保證整的可靠性,使抽油運轉平穩,振動噪音小,壽命長;二是力求降低生產成本,減少零部件製造,盡可能選用原來的通用件,捨去平衡缸和空氣包等氣平衡附件,在原往返架主體上懸掛一個配重箱;三是力求不改變沖程、沖次及最大懸點載荷等主要技術參數。
  13. With the development of the network and the multi - processor system, the research, simulation and the impemeni of the system - level fault diagnosis which is the very important means to increase the reliability of the system, are becoming more and more important. on the system - leve1 fault diagnosis, based on the group theory of system - level fault diagnosis that has been put forward by pro f zhang, the paper constructs newly the theory bases, improves on the matrix method, reinforces and consummates group arithmetic of all kinds of test mode, for the first time, analyses and discusses the equation solution of all kinds of models, so al1 the consistent fault patterns ( cfp ) could be found, straightly and high efficiently, even if the sufficient and necessary condition of t - diagnosable is dissatisfied and the complexity of system - level fault diagnosis is greatly decreased, especialy in strong t - diagnosabl6 system. last the simulation system ' s function has been extended and the application hotspot and the development trend have been disscussed

    本人在張大方教授等人提出的基於集團的系統級診斷的理論基礎上,重新構建了系統級診斷的理論基礎,定義了系統級診斷測試模型的三值表示;改進了系統級診斷的矩陣方法,重新定義了測試矩陣、鄰接矩陣、結點對、結點對的相連運算、極大準集團和斜加矩陣,由此能直觀、簡便地生成集團和極大獨立點集;補充和完善了各類測試模型的系統級診斷的集團演算法,通過定義集團測試邊和絕對集,簡化了集團診斷圖,由此能較易地找到所有的相容模式,即使不滿足t -可診斷性,大大減少了系統級診斷的復雜度,尤其是對強t -可診斷系統;首次分析探討了各類測試模型的方程解決,由此從另一角度能系統地、高效地求出所有的相容模式( cfp ) :擴充了系統級診斷模擬系統的功能,快速、直觀和隨地模擬實驗運行環境,進行清晰和正確的診斷,同時提供大量的實驗數據用於理論研究,優化演算法和設計。
  14. What is mainly discussed in this dissertation is as follows : the fault mechanism and vibration frequency feature of hydroelectric vibration are analyzed, induced and reorganized. the select and placement of detecting positions of parameters such as vibration, swing and pressure pulsation are researched, and the corresponding sensors are selected to monitor

    本文主要進行了以下工作:分析、歸納和整理了水電組振動的理和振動頻特徵,對組的振動、擺度和壓力脈動測點進行了選擇和布置,並選用相應傳感器進行監測。
  15. Arm pneumatic type driving, simple construction, trouble free

    臂氣壓式驅動構造簡單、故障機率少。
  16. This paper adopts the thermodynamic method to on - line monitor the performance of the feed pump and on the base of the method develops the feed pump status monitoring system. the system has been applied to one power plant 2qomw unit and reached the good improvements of safety and economy for the unit operation. dai ri - jun ( feng zhen power plant ) directed by prof

    本文在充分研究給水泵效在線監測方法和理的前提下,採用熱力學法對給水泵進行性能在線監測,同時開發了狀態監測系統,並將二者合二為一,成功地應用於200mw組的給水泵,提高了組的運行的安全性與經濟性。
  17. Collection and analysis critical equipment machine downtime data, implement equipment improvement project for increase output

    每月統計,分析設備的停.組織對高的設備或部件進行原因分析和技術改造,以提高設備的產能
  18. In accordance with the technological difficulties encountered in the process of insulation supervision based on the dissolved gases analysis ( dga ), several kinds of model and method are presented to improve the reliability and precision of fault diagnosis of the power transformer. main research content includes : by deeply studying the common transformer faults diagnosing methods, such as three - ratio methods and improved electrical committee agreements, several shortcomings such as uncertainness judgment when the fault reasons, phenomenon and principles come out together while can not consistent to each other etc. for this reason, the old methods can not fully meet the need to engineering practical application. considering fuzzy relationship matrix can fully represents the causality between fault symptoms and fault types, when diagnosing complex equipments with multiple symptoms and fault causes such as power transformer, a synthetic fuzzy diagnosing model is firstly proposed to diagnose transformer ' s insulation faults based on dga in this paper

    本文針對應用油中溶解氣體分析方法進行變壓器絕緣監督時所遇到的主要技術難點,提出了提高變壓器診斷的準確性、可靠性的幾種模診斷方法,主要研究內容有:通過對判斷變壓器常用的三比值法和改良電協研法的深入分析,其診斷準確較高,但對原因、現象和理間同時存在不確定性和模糊性的變壓器等電氣設備的診斷,難于滿足工程應用的需要;在處理變壓器等結構復雜設備的多癥狀、多原因診斷時,模糊關系矩陣可以全面反映這種癥狀與類型間的因果關系,進而提出了變壓器診斷的模糊綜合診斷模型;同時作者還深入分析了模糊運算元的特性;針對常用的模糊評判結果的模糊集的集化方法的不足性,提出了將模糊綜合診斷與模糊規則推理結合起來進行診斷的方法,能達到較好的效果。
  19. Abstract : fault tree analysis is introduced about diagnosing fault in the electromechanical equipment. the qualitative and quantitative analysis is made to the structure and action of the fault tree analysis. this paper presents logical relationship between the element fault and system fault. general formulas are deduced from system reliability and the probability of the system fault

    文摘:介紹了電設備的樹分析法,對樹的構成及其作用作了定性及定量的分析,指出了元器件的與系統的邏輯關系,並給出了系統計算公式及實例。
  20. It can also determine the fault spot and reason. this technology has been used in some technological fields and proved efficient. it has promoted the revolution of maintance system and the historial protection is replaced by preventive maintenance. with this technology, we can improve the reliability of machine and decrease the maintance fee. recently, reserch has pick up a fervent pace in the area of fault diagnosis of electrical machines. the paper simply analyzes the fault reason of electrical machines, stressly describes and explores the methods of condition monitoring and fault diagnosis such as partial discharge, stator current, rotating speed, vibration etc. fault prognosis is now include diagnostic feature, reason, spot. prodigious improvement in signal processing hardware and software has made this possible. primarily, these techniques depend on locating specific harmonic components of the fault. these harmonic components are usually diffirent for diffirent types of faults. automated tools such as fuzzy logic based system is also simply presented in the paper

    本文從絕緣結構的理入手,以絕緣結構的典型特徵? ?局部放電為研究對象,重點討論局部放電的在線監測方法、適用場合併比較它們的優缺點;在分析籠型異步電轉子斷條在線監測的定子電流監測方法后,根據其缺陷,本文探討了溫升不平衡法、希爾伯特變換數字濾波、小波包分析法的原理及優點;以電軸承、氣隙偏心等為研究對象,通過對電振動和轉速頻的檢測,診斷電類型;本文的重點工作是將人工智慧技術中的模糊技術應用於電的狀態監測和診斷中,力求使電診斷更接近人工智慧化;最後,本文對電狀態監測和診斷系統進行了硬體和軟體初步設計,為實現預測維修提供了有效的技術手段。
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